﻿///
/// Copyright (c) 2008, Aaron G. Daisley-Harrison
/// All rights reserved.
/// 
/// Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
/// 
/// * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
/// 
/// * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
/// 
/// * Neither the name of Daisley-Harison Software nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
/// 
/// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
/// BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
/// SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
/// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
/// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
/// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
/// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 
/// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
/// 
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Xml;
using System.Windows.Markup;

namespace DaisleyHarrison.Wavefront
{
    public static class SerializationHelper
    {
        /// <summary>
        /// Serializes the specified object
        /// </summary>
        /// <param name="toSerialize">Object to serialize.</param>
        /// <returns>The object serialized to XAML</returns>
        public static string Serialize(object toSerialize)
        {
            XmlWriterSettings settings = new XmlWriterSettings();
            // You might want to wrap these in #if DEBUG's 
            settings.Indent = true;
            settings.NewLineOnAttributes = true;
            // this gets rid of the XML version 
            settings.ConformanceLevel = ConformanceLevel.Fragment;
            // buffer to a stringbuilder
            StringBuilder sb = new StringBuilder();
            XmlWriter writer = XmlWriter.Create(sb, settings);
            // Need moar documentation on the manager, plox MSDN
            XamlDesignerSerializationManager manager = new XamlDesignerSerializationManager(writer);
            manager.XamlWriterMode = XamlWriterMode.Expression;
            // its extremely rare for this to throw an exception
            XamlWriter.Save(toSerialize, manager);

            return sb.ToString();
        }

        /// <summary>
        /// Deserializes an object from xaml.
        /// </summary>
        /// <param name="xamlText">The xaml text.</param>
        /// <returns>The deserialized object</returns>
        /// <exception cref="XmlException">Thrown if the serialized text is not well formed XML</exception>
        /// <exception cref="XamlParseException">Thrown if unable to deserialize from xaml</exception>
        public static object Deserialize(string xamlText)
        {
            XmlDocument doc = new XmlDocument();
            // may throw XmlException
            doc.LoadXml(xamlText);
            // may throw XamlParseException
            return XamlReader.Load(new XmlNodeReader(doc));
        }
    }
}
